Fitbit One vs. Polar Loop 2 vs. Apple Watch Series 2 vs. Fitbit Ionic vs. Fitbit Charge 3

 
One
Loop 2
Watch Series 2
Ionic
Charge 3
 FitbitOneRemove Buy NowPolarLoop 2Remove Buy NowAppleWatch Series 2Remove Buy NowFitbitIonicRemove Buy NowFitbitCharge 3Remove Buy Now

Basic Info

Suggested Price$100$120$269$299$150
Release20122015201620172018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration10-14 days8 days (without notifications)18 hours4+ days7 days
Rechargeable

Compatibility

Android
iOS
Windows Phonen/an/a
Macn/a
Windowsn/aNot yet

Connectivity

Bluetooth
Cellular
GPS
NFCNA
Wi-Fi

Display

Color
Resolutionn/an/a340 x 272 or 390 x 312348x25066 x 18
Sizen/an/a1.5 inches or 1.65 inches1.42.721 inches
Touch
TypeOLEDLEDAMOLEDOLEDOLED

Functions

Audio Speaker
Clock
Phone
Vibration
Voice

Hardware

Accelerometer
Barometer or Altimeter
Ultraviolet Sensor
Water ResistanceSplast Resistant2 ATM5ATM50m5 ATM

Notifications

Phone
Emails
Texts

Software

Operating Systemn/an/aWatch OSFitbit OSNA
Apps
Music

All Wearables